BCR 141F E6327 Equivalent & Substitute Parts

Part Overview

The BCR 141F E6327 is a pre-biased NPN bipolar junction transistor (BJT) manufactured by Infineon Technologies in the PG-TSFP-3 package. This component is designed for surface mount applications requiring integrated base bias resistors, eliminating the need for external biasing networks. The part is classified as obsolete, necessitating identification of functionally equivalent active alternatives that maintain electrical and mechanical compatibility within the specified parameter envelope.

Substiute Parts

BCR 141F E6327

Infineon TechnologiesIn Stock: 1053BCR 141F E6327 Datasheet

Current PartRFQ

DTC124ECA-TP

Micro Commercial CoIn Stock: 1001DTC124ECA-TP Datasheet

MFR RecommendedRFQ

DTC124EM3T5G

onsemiIn Stock: 129191DTC124EM3T5G Datasheet

MFR RecommendedRFQ

MMUN2212LT1G

onsemiIn Stock: 1524MMUN2212LT1G Datasheet

MFR RecommendedRFQ

MUN2212T1G

onsemiIn Stock: 34605MUN2212T1G Datasheet

MFR RecommendedRFQ

NSVMUN2212T1G

onsemiIn Stock: 4422NSVMUN2212T1G Datasheet

MFR RecommendedRFQ

SMUN2212T1G

onsemiIn Stock: 786SMUN2212T1G Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the BCR 141F E6327 is determined by strict equivalence across the following critical parameters:

Electrical Equivalence Criteria:

• Transistor type: NPN pre-biased configuration
• Maximum collector current: 100 mA
• Collector-emitter breakdown voltage: 50 V
• Base resistor value: 22 kΩ
• Emitter-base resistor value: 22 kΩ
• DC current gain minimum specification
• Vce saturation characteristics
• Collector cutoff current rating

Mechanical Equivalence Criteria:

• Surface mount technology
• Package compatibility (SOT-723 or equivalent footprint alternatives: SOT-23, SC-59, TO-236-3)
• Moisture sensitivity level: 1 (Unlimited)

Compliance Equivalence Criteria:

• REACH status: REACH Unaffected
• ECCN classification: EAR99
• RoHS compliance status

Substitute parts are grouped by package type while maintaining full electrical parameter compatibility. All identified substitutes operate within the specified electrical envelope and share identical internal bias resistor values.

Parameter Comparison

Engineering Selection Recommendations

Primary Recommendation: DTC124EM3T5G

The DTC124EM3T5G is the optimal substitute for the BCR 141F E6327. This part maintains identical package geometry (SOT-723), matching the original footprint without requiring PCB redesign. The DTC124EM3T5G is manufactured by onsemi and carries active product status with ROHS3 compliance certification. Electrical parameters exceed the original specification with improved Vce saturation characteristics (250 mV maximum versus 300 mV) and higher power dissipation capability (260 mW versus 250 mW). Current inventory availability is substantial at 129,100 units.

Secondary Recommendation: DTC124ECA-TP

The DTC124ECA-TP, manufactured by Micro Commercial Co, provides an alternative in SOT-23 package format. This part maintains full electrical equivalence with identical bias resistor values and collector current rating. The SOT-23 package is mechanically compatible with standard PCB footprints and offers superior thermal characteristics. Product status is active with ROHS3 compliance. This option is suitable for applications where package size flexibility permits footprint modification.

Tertiary Recommendations: MMUN2212LT1G, MUN2212T1G, NSVMUN2212T1G, SMUN2212T1G

These onsemi alternatives provide electrical equivalence in larger package formats (SOT-23-3 and SC-59). All maintain the 22 kΩ bias resistor configuration and 100 mA collector current rating. These options are suitable for applications where thermal management or mechanical robustness is prioritized. All carry active product status and ROHS3 compliance certification.

Compliance Alignment:

All substitute parts maintain REACH Unaffected status and EAR99 ECCN classification, ensuring regulatory equivalence with the original BCR 141F E6327. All substitute parts carry MSL 1 (Unlimited) moisture sensitivity rating, matching the original specification.

Frequently Asked Questions (FAQ)

Q: Can the BCR 141F E6327 be directly replaced with DTC124EM3T5G without PCB modification?

A: Yes. Both parts use the SOT-723 package with identical pin configuration and footprint geometry. Direct substitution on existing PCBs is possible without layout changes.

Q: What is the primary difference between DTC124ECA-TP and DTC124EM3T5G?

A: The primary difference is package format. DTC124ECA-TP uses SOT-23 package, while DTC124EM3T5G uses SOT-723. Both maintain identical electrical specifications and bias resistor values. SOT-23 offers larger physical dimensions and improved thermal dissipation.

Q: Are all substitute parts RoHS compliant?

A: Yes. All identified substitute parts carry ROHS3 Compliant certification. The original BCR 141F E6327 RoHS status was not specified in available documentation.

Q: Can SC-59 package alternatives (MUN2212T1G, NSVMUN2212T1G, SMUN2212T1G) be used as direct replacements?

A: SC-59 package alternatives require PCB footprint modification. These parts maintain full electrical equivalence but use a larger package format. Footprint redesign is necessary for implementation.

Q: What is the significance of the 22 kΩ bias resistor values in substitution?

A: The 22 kΩ base and emitter-base resistor values are internal to the pre-biased transistor structure. All substitute parts maintain identical 22 kΩ values, ensuring equivalent biasing behavior and circuit performance without external component changes.

Q: How do the DC current gain specifications compare across substitute parts?

A: The original BCR 141F E6327 specifies hFE minimum of 50 at 5 mA and 5 V. All substitute parts specify hFE minimum of 56 or 60 at 5 mA and 10 V, representing improved current gain performance within the pre-biased transistor architecture.

Q: Is the transition frequency specification critical for substitution?

A: The original BCR 141F E6327 specifies 130 MHz transition frequency. Substitute parts either specify higher transition frequencies (DTC124ECA-TP at 250 MHz) or do not specify this parameter. Higher transition frequency provides additional performance margin and does not restrict substitution in applications designed for the original 130 MHz specification.

Q: What inventory considerations apply to these substitute parts?

A: DTC124EM3T5G offers the highest current availability at 129,100 units. DTC124ECA-TP provides 907 units. onsemi alternatives (MMUN2212LT1G, MUN2212T1G, NSVMUN2212T1G, SMUN2212T1G) offer varying availability from 698 to 34,503 units. Inventory levels should be confirmed with suppliers for production requirements.

Q: Are all substitute parts suitable for high-frequency applications?

A: DTC124ECA-TP explicitly specifies 250 MHz transition frequency, exceeding the original 130 MHz specification. Other substitute parts do not specify transition frequency in provided documentation. For applications requiring specific frequency performance, DTC124ECA-TP is the recommended choice.